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(Visual FoxPro) PKCS11 Discover Readers and Smart Cards / TokensSee more PKCS11 ExamplesExample showing how to discover the readers (slots) and smart cards and tokens available through a vendor's PKCS11 Cryptoki module. Note: This example requires Chilkat v9.5.0.88 or later.
LOCAL loPkcs11 LOCAL lnSuccess LOCAL lnOnlyTokensPresent LOCAL loJson LOCAL lnId LOCAL lcSlotDescription LOCAL lnTokenPresent LOCAL lnRemovableDevice LOCAL lnHardwareSlot LOCAL lnHardwareVersionMajor LOCAL lnHardwareVersionMinor LOCAL lnFirmwareVersionMajor LOCAL lnFirmwareVersionMinor LOCAL lcTokenLabel LOCAL lcTokenManufacturerID LOCAL lcTokenModel LOCAL lcTokenSerialNumber LOCAL lnTokenMaxSessionCount LOCAL lnTokenSessionCount LOCAL lnTokenMaxRwSessionCount LOCAL lnTokenRwSessionCount LOCAL lnTokenMaxPinLen LOCAL lnTokenMinPinLen LOCAL lnTokenTotalPublicMemory LOCAL lnTokenFreePublicMemory LOCAL lnTokenTotalPrivateMemory LOCAL lnTokenFreePrivateMemory LOCAL lnTokenHardwareVersionMajor LOCAL lnTokenHardwareVersionMinor LOCAL lnTokenFirmwareVersionMajor LOCAL lnTokenFirmwareVersionMinor LOCAL lcTokenUtcTime LOCAL lnTokenRsaMinKeySize LOCAL lnTokenRsaMaxKeySize LOCAL j LOCAL lnCount_j LOCAL lcStrVal LOCAL lnCryptokiVersionMajor LOCAL lnCryptokiVersionMinor LOCAL lcManufacturerID LOCAL lcLibraryDescription LOCAL lnLibraryVersionMajor LOCAL lnLibraryVersionMinor LOCAL i LOCAL lnCount_i * This example requires the Chilkat API to have been previously unlocked. * See Global Unlock Sample for sample code. * Note: Chilkat's PKCS11 implementation runs on Windows, Linux, Mac OS X, and other supported operating systems. * For versions of Chilkat < 10.0.0, use CreateObject('Chilkat_9_5_0.Pkcs11') loPkcs11 = CreateObject('Chilkat.Pkcs11') * Specify the vendor's Cryptoki module DLL / shared lib. loPkcs11.SharedLibPath = "aetpkss1.dll" lnSuccess = loPkcs11.Initialize() IF (lnSuccess = 0) THEN ? loPkcs11.LastErrorText RELEASE loPkcs11 CANCEL ENDIF * Call Discover to discover what's available. * Indicate that we only want to return slots (readers) where tokens (smart cards) are present. * (If the device is a USB token, such as an ePass300Auto, then by definition it has a "token" present.) lnOnlyTokensPresent = 1 * For versions of Chilkat < 10.0.0, use CreateObject('Chilkat_9_5_0.JsonObject') loJson = CreateObject('Chilkat.JsonObject') lnSuccess = loPkcs11.Discover(lnOnlyTokensPresent,loJson) IF (lnSuccess = 0) THEN ? loPkcs11.LastErrorText RELEASE loPkcs11 RELEASE loJson CANCEL ENDIF loJson.EmitCompact = 0 ? loJson.Emit() * Sample JSON output. * Code for parsing this JSON is shown below.. * { * "cryptokiVersion": { * "major": 2, * "minor": 20 * }, * "manufacturerID": "A.E.T. Europe B.V.", * "libraryDescription": "Cryptographic Token Interface", * "libraryVersion": { * "major": 3, * "minor": 0 * }, * "slot": [ * { * "id": 52482, * "slotDescription": "SCM Microsystems Inc. SCR33x USB Smart Card Reader 0", * "manufacturerID": "SCM Microsystems Inc. SCR33x USB", * "tokenPresent": true, * "removableDevice": true, * "hardwareSlot": true, * "hardwareVersion": { * "major": 0, * "minor": 0 * }, * "firmwareVersion": { * "major": 0, * "minor": 0 * }, * "token": { * "label": "chilkat", * "manufacturerID": "A.E.T. Europe B.V.", * "model": "19C40406010D00C0", * "serialNumber": "21619600583C4505", * "flags": [ * "CKF_RNG", * "CKF_LOGIN_REQUIRED", * "CKF_USER_PIN_INITIALIZED", * "CKF_TOKEN_INITIALIZED" * ], * "maxSessionCount": 126, * "sessionCount": 0, * "maxRwSessionCount": 126, * "rwSessionCount": 0, * "maxPinLen": 15, * "minPinLen": 4, * "totalPublicMemory": 32767, * "freePublicMemory": 32767, * "totalPrivateMemory": 32767, * "freePrivateMemory": 32767, * "hardwareVersion": { * "major": 0, * "minor": 0 * }, * "firmwareVersion": { * "major": 0, * "minor": 0 * }, * "utcTime": "", * "rsa": { * "minKeySize": 768, * "maxKeySize": 2048 * }, * "mechanism": [ * "CKM_RSA_PKCS", * "CKM_RSA_X_509", * "CKM_RSA_PKCS_OAEP", * "CKM_MD5_RSA_PKCS", * "CKM_SHA1_RSA_PKCS", * "CKM_SHA224_RSA_PKCS", * "CKM_SHA256_RSA_PKCS", * "CKM_SHA384_RSA_PKCS", * "CKM_SHA512_RSA_PKCS", * "CKM_RIPEMD160_RSA_PKCS", * "CKM_CPK_ECDSA", * "CKM_CPK_ECDSA_SHA1", * "CKM_CPK_ECIES", * "CKM_CPK_ECIES_STDDH_SHA1KDF_DES3CBC_PAD_SHA1HMAC", * "CKM_CPK_ECIES_STDDH_SHA1KDF_AES128CBC_PAD_SHA1HMAC", * "CKM_CPK_PKCS7_SIGNED", * "CKM_CPK_PKCS7_ENVELOPE_DES3CBC_PAD", * "CKM_RSA_PKCS_PSS", * "CKM_RSA_PKCS_KEY_PAIR_GEN", * "CKM_RC2_KEY_GEN", * "CKM_RC2_ECB", * "CKM_RC2_CBC", * "CKM_RC2_CBC_PAD", * "CKM_RC4_KEY_GEN", * "CKM_RC4", * "CKM_DES_KEY_GEN", * "CKM_DES2_KEY_GEN", * "CKM_DES3_KEY_GEN", * "CKM_DES_ECB", * "CKM_DES_CBC", * "CKM_DES3_ECB", * "CKM_DES3_CBC", * "CKM_DES_CBC_PAD", * "CKM_DES3_CBC_PAD", * "CKM_MD5", * "CKM_SHA_1", * "CKM_SHA224", * "CKM_SHA256", * "CKM_SHA384", * "CKM_SHA512", * "CKM_RIPEMD160" * ] * } * } * ] * } * Use this online tool to generate parsing code from sample JSON: * Generate Parsing Code from JSON * Use this online tool to generate parsing code from sample JSON: * Generate Parsing Code from JSON lnCryptokiVersionMajor = loJson.IntOf("cryptokiVersion.major") lnCryptokiVersionMinor = loJson.IntOf("cryptokiVersion.minor") lcManufacturerID = loJson.StringOf("manufacturerID") lcLibraryDescription = loJson.StringOf("libraryDescription") lnLibraryVersionMajor = loJson.IntOf("libraryVersion.major") lnLibraryVersionMinor = loJson.IntOf("libraryVersion.minor") i = 0 lnCount_i = loJson.SizeOfArray("slot") DO WHILE i < lnCount_i loJson.I = i lnId = loJson.IntOf("slot[i].id") lcSlotDescription = loJson.StringOf("slot[i].slotDescription") lcManufacturerID = loJson.StringOf("slot[i].manufacturerID") lnTokenPresent = loJson.BoolOf("slot[i].tokenPresent") lnRemovableDevice = loJson.BoolOf("slot[i].removableDevice") lnHardwareSlot = loJson.BoolOf("slot[i].hardwareSlot") lnHardwareVersionMajor = loJson.IntOf("slot[i].hardwareVersion.major") lnHardwareVersionMinor = loJson.IntOf("slot[i].hardwareVersion.minor") lnFirmwareVersionMajor = loJson.IntOf("slot[i].firmwareVersion.major") lnFirmwareVersionMinor = loJson.IntOf("slot[i].firmwareVersion.minor") lcTokenLabel = loJson.StringOf("slot[i].token.label") lcTokenManufacturerID = loJson.StringOf("slot[i].token.manufacturerID") lcTokenModel = loJson.StringOf("slot[i].token.model") lcTokenSerialNumber = loJson.StringOf("slot[i].token.serialNumber") lnTokenMaxSessionCount = loJson.IntOf("slot[i].token.maxSessionCount") lnTokenSessionCount = loJson.IntOf("slot[i].token.sessionCount") lnTokenMaxRwSessionCount = loJson.IntOf("slot[i].token.maxRwSessionCount") lnTokenRwSessionCount = loJson.IntOf("slot[i].token.rwSessionCount") lnTokenMaxPinLen = loJson.IntOf("slot[i].token.maxPinLen") lnTokenMinPinLen = loJson.IntOf("slot[i].token.minPinLen") lnTokenTotalPublicMemory = loJson.IntOf("slot[i].token.totalPublicMemory") lnTokenFreePublicMemory = loJson.IntOf("slot[i].token.freePublicMemory") lnTokenTotalPrivateMemory = loJson.IntOf("slot[i].token.totalPrivateMemory") lnTokenFreePrivateMemory = loJson.IntOf("slot[i].token.freePrivateMemory") lnTokenHardwareVersionMajor = loJson.IntOf("slot[i].token.hardwareVersion.major") lnTokenHardwareVersionMinor = loJson.IntOf("slot[i].token.hardwareVersion.minor") lnTokenFirmwareVersionMajor = loJson.IntOf("slot[i].token.firmwareVersion.major") lnTokenFirmwareVersionMinor = loJson.IntOf("slot[i].token.firmwareVersion.minor") lcTokenUtcTime = loJson.StringOf("slot[i].token.utcTime") lnTokenRsaMinKeySize = loJson.IntOf("slot[i].token.rsa.minKeySize") lnTokenRsaMaxKeySize = loJson.IntOf("slot[i].token.rsa.maxKeySize") j = 0 lnCount_j = loJson.SizeOfArray("slot[i].token.flags") DO WHILE j < lnCount_j loJson.J = j lcStrVal = loJson.StringOf("slot[i].token.flags[j]") j = j + 1 ENDDO j = 0 lnCount_j = loJson.SizeOfArray("slot[i].token.mechanism") DO WHILE j < lnCount_j loJson.J = j lcStrVal = loJson.StringOf("slot[i].token.mechanism[j]") j = j + 1 ENDDO i = i + 1 ENDDO RELEASE loPkcs11 RELEASE loJson |
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